81 lines
2.5 KiB
C++
81 lines
2.5 KiB
C++
/*
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* CDE - Common Desktop Environment
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*
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* Copyright (c) 1993-2012, The Open Group. All rights reserved.
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*
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* These libraries and programs are free software; you can
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* redistribute them and/or modify them under the terms of the GNU
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* Lesser General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* These libraries and programs are distributed in the hope that
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* they will be useful, but WITHOUT ANY WARRANTY; without even the
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* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU Lesser General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with these librararies and programs; if not, write
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* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
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* Floor, Boston, MA 02110-1301 USA
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*/
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/*%% (c) Copyright 1993, 1994 Hewlett-Packard Company */
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/*%% (c) Copyright 1993, 1994 International Business Machines Corp. */
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/*%% (c) Copyright 1993, 1994 Sun Microsystems, Inc. */
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/*%% (c) Copyright 1993, 1994 Novell, Inc. */
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/*%% $XConsortium: api_storage.h /main/3 1995/10/23 09:55:04 rswiston $ */
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/* -*-C++-*-
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*
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* api_storage.h
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*
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* Copyright (c) 1990 by Sun Microsystems, Inc.
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*
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* mark/release storage management for storage returned over api
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*/
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#if !defined(_API_STORAGE_H)
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#define _API_STORAGE_H
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#include <stdlib.h>
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#include "util/tt_object.h"
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#include "util/tt_list.h"
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declare_list_of(_Tt_api_stg_stack_elm)
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declare_ptr_to(_Tt_api_stg_stack)
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class _Tt_api_stg_stack_elm : public _Tt_object {
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public:
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_Tt_api_stg_stack_elm() { addr = NULL; entry_type = STACK_MARK; };
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~_Tt_api_stg_stack_elm();
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enum {STACK_MARK, STACK_STORAGE} entry_type;
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caddr_t addr;
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void print(FILE *fs = stdout) const;
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};
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class _Tt_api_stg_stack : public _Tt_object {
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public:
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_Tt_api_stg_stack();
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virtual ~_Tt_api_stg_stack();
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int mark();
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void release(int mark);
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#ifdef _DEBUG_MALLOC_INC
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caddr_t debug_malloc(char *fname,int lnum,size_t size);
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#else
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caddr_t malloc(size_t size);
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#endif
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// take(p,s) is for taking a normally ::malloc'ed chunk of
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// storage and putting it under mark/release control.
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caddr_t take(caddr_t addr);
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#ifdef _DEBUG_MALLOC_INC
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void debug_free(char *fname,int lnum,caddr_t addr);
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#else
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void free(caddr_t addr);
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#endif
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void print(FILE *fs = stdout) const;
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private:
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_Tt_api_stg_stack_elm_list_ptr stack;
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int mark_counter;
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};
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#endif
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